| | |
| | | inject, |
| | | } from "vue"; |
| | | import dayjs from "dayjs"; |
| | | import { createWaterPrimitive, destoryWaterPrimitive } from "@/utils/water"; |
| | | import { |
| | | createWaterPrimitive, |
| | | destoryWaterPrimitive, |
| | | pauseWaterSimulation, |
| | | resumeWaterSimulation, |
| | | setTimeForWaterSimulation, |
| | | } from "@/utils/water"; |
| | | import { fetchWaterSimulationData } from "@/api/trApi.js"; |
| | | import { EventBus } from "@/eventBus"; |
| | | import { ElMessage } from "element-plus"; |
| | |
| | | const playbackFinished = ref(true); |
| | | const currentTime = ref(0); |
| | | const duration = ref(60); // 一天的秒数 |
| | | const playbackRate = ref(8); |
| | | const playbackRate = ref(1); |
| | | const playbackRates = ref([1, 2, 4, 8]); |
| | | const showSpeedMenu = ref(false); |
| | | const waterTimestamps = ref([]); // 存储时间轴数据 |
| | | const timeMarkers = ref([]); |
| | | const timelineTrack = ref(null); |
| | | |
| | | // 新增标识变量 |
| | | const isWaterPrimitiveCreated = ref(false); |
| | | let playInterval = null; |
| | | |
| | | // 计算属性 |
| | |
| | | const currentTimeFormatted = computed(() => formatTime(currentTime.value)); |
| | | |
| | | // 播放控制 |
| | | // 播放控制 |
| | | const togglePlay = () => { |
| | | // 如果当前是停止状态且已经播放完毕,点击时重置时间 |
| | | if (!isPlaying.value && currentTime.value >= duration.value) |
| | | currentTime.value = 0; |
| | | currentTime.value = 0; // 如果已经播放完毕,重置时间 |
| | | |
| | | isPlaying.value = !isPlaying.value; |
| | | emit("isPlaying", isPlaying.value); |
| | | |
| | | if (isPlaying.value) { |
| | | startPlayback(); |
| | | // 如果是从头开始播放 |
| | | if (!isWaterPrimitiveCreated.value) { |
| | | // 第一次播放时创建水体模拟层 |
| | | createWaterPrimitive({ interval: intervalMap[playbackRate.value] }); |
| | | isWaterPrimitiveCreated.value = true; // 标记为已创建 |
| | | } else { |
| | | // 后续播放时调用恢复接口 |
| | | resumeWaterSimulation(); |
| | | } |
| | | if (currentTime.value === 0) emit("playbackFinished", false); |
| | | } else stopPlayback(); |
| | | } else { |
| | | stopPlayback(); |
| | | pauseWaterSimulation(); // 调用暂停接口 |
| | | } |
| | | }; |
| | | |
| | | |
| | | const intervalMap = { |
| | | 1: 1000, // 1倍速 |
| | | 2: 500, // 2倍速 |
| | | 4: 250, // 4倍速 |
| | | 8: 125, // 8倍速 |
| | | }; |
| | | // 播放逻辑 |
| | | const startPlayback = () => { |
| | | // 根据当前倍速获取对应的 interval |
| | | const interval = intervalMap[playbackRate.value] || 1000; // 默认为1000 |
| | | // 调用 createWaterPrimitive 并传递 interval |
| | | createWaterPrimitive({ interval }); |
| | | clearInterval(playInterval); |
| | | clearInterval(playInterval); // 确保清除之前的定时器 |
| | | playInterval = setInterval(() => { |
| | | // 计算每次增加的时间量 |
| | | const timeIncrement = playbackRate.value; // 倍速直接作为增量 |
| | | const timeIncrement = playbackRate.value; // 倍速作为增量 |
| | | currentTime.value += timeIncrement; |
| | | // 如果超过总时长,则停止播放 |
| | | |
| | | if (currentTime.value >= duration.value) { |
| | | currentTime.value = duration.value; // 停在最后一帧 |
| | | stopPlayback(); |
| | |
| | | emit("isPlaying", false); |
| | | emit("playbackFinished", true); |
| | | } |
| | | // 触发时间更新事件 |
| | | |
| | | emit("timeUpdate", progressPercentage.value); |
| | | }, 1000); // 每秒更新一次 |
| | | }, interval); // 根据速率调整间隔 |
| | | }; |
| | | |
| | | const stopPlayback = () => clearInterval(playInterval); |
| | | const stopPlayback = () => { |
| | | clearInterval(playInterval); |
| | | }; |
| | | |
| | | const skipForward = () => |
| | | (currentTime.value = Math.min(currentTime.value + 1, duration.value)); // 向前跳转1秒 |
| | | |
| | | const skipBackward = () => |
| | | (currentTime.value = Math.max(currentTime.value - 1, 0)); // 向后跳转1秒 |
| | | |
| | | const toggleSpeedMenu = () => (showSpeedMenu.value = !showSpeedMenu.value); |
| | | |
| | | // 设置播放速率 |
| | | const setPlaybackRate = (rate) => { |
| | | playbackRate.value = rate; |
| | | showSpeedMenu.value = false; |
| | | if (isPlaying.value) stopPlayback(), startPlayback(); // 如果正在播放,则重新启动以应用新的速率 |
| | | // 停止当前播放 |
| | | stopPlayback(); |
| | | |
| | | // 重置时间轴到初始状态 |
| | | currentTime.value = 0; // 时间归零 |
| | | emit("timeUpdate", progressPercentage.value); |
| | | isPlaying.value = false; |
| | | // 销毁现有的水体模拟层 |
| | | if (isWaterPrimitiveCreated.value) { |
| | | destoryWaterPrimitive(); |
| | | isWaterPrimitiveCreated.value = false; // 重置标志变量 |
| | | } |
| | | isPlaying.value = false; |
| | | pauseWaterSimulation(); // 调用暂停接口 |
| | | }; |
| | | // 时间轴跳转 |
| | | const seekToPosition = (event) => { |
| | | // 检查是否已经创建了水体模拟层 |
| | | if (!isWaterPrimitiveCreated.value) { |
| | | ElMessage({ |
| | | message: "请先启动水体模拟后再进行时间轴跳转。", |
| | | type: "warning", |
| | | }); |
| | | return; // 阻止后续逻辑执行 |
| | | } |
| | | const rect = timelineTrack.value.getBoundingClientRect(); |
| | | const percentage = (event.clientX - rect.left) / rect.width; |
| | | // 计算当前点击位置对应的时间值 |
| | | currentTime.value = Math.round(percentage * duration.value); |
| | | emit("timeUpdate", progressPercentage.value); |
| | | if (waterTimestamps.value.length > 0) { |
| | | const clickedTimestamp = dayjs(waterTimestamps.value[0]).add( |
| | | currentTime.value, |
| | | "second" |
| | | ); |
| | | // 找到最接近的时间戳索引 |
| | | const closestIndex = findClosestTimestampIndex(currentTime.value); |
| | | console.log( |
| | | "Clicked timestamp:", |
| | | clickedTimestamp.valueOf(), |
| | | clickedTimestamp.format("YYYY-MM-DD HH:mm:ss") |
| | | "Clicked timestamp index:", |
| | | closestIndex, |
| | | "Time:", |
| | | dayjs(waterTimestamps.value[closestIndex]).format("YYYY-MM-DD HH:mm:ss") |
| | | ); |
| | | |
| | | // 调用跳转接口,传递索引值 |
| | | setTimeForWaterSimulation(closestIndex); |
| | | |
| | | // 如果当前是暂停状态,调用 pauseWaterSimulation |
| | | if (!isPlaying.value) { |
| | | pauseWaterSimulation(); |
| | | } |
| | | } |
| | | }; |
| | | |
| | | // 辅助函数:找到最接近的时间戳索引 |
| | | function findClosestTimestampIndex(currentTimeValue) { |
| | | let closestIndex = 0; |
| | | let minDiff = Infinity; |
| | | |
| | | waterTimestamps.value.forEach((timestamp, index) => { |
| | | const diff = Math.abs(dayjs(timestamp).diff(dayjs(waterTimestamps.value[0]), "second") - currentTimeValue); |
| | | if (diff < minDiff) { |
| | | minDiff = diff; |
| | | closestIndex = index; |
| | | } |
| | | }); |
| | | |
| | | return closestIndex; |
| | | } |
| | | |
| | | watch( |
| | | () => currentTime.value, |
| | | () => { |
| | |
| | | } |
| | | } |
| | | ); |
| | | |
| | | // 时间标记生成 |
| | | function generateTimeMarkers(timestamps) { |
| | | if (!timestamps || timestamps.length === 0) return []; |
| | |
| | | .format("mm:ss") |
| | | ); |
| | | } |
| | | |
| | | watch( |
| | | () => waterTimestamps.value, |
| | | (newTimestamps) => { |
| | |
| | | }); |
| | | } |
| | | } |
| | | |
| | | onBeforeUnmount(() => { |
| | | stopPlayback(); |
| | | // destoryWaterPrimitive(); |
| | | destoryWaterPrimitive(); |
| | | }); |
| | | |
| | | const { endSimulate } = inject("simulateActions"); |
| | | function handleBack() { |
| | | ElMessage({ message: "模拟进程正在关闭中...", type: "success" }); // 显示消息通知用户模拟进程正在关闭 |
| | | endSimulate(); |
| | | // destoryWaterPrimitive(); |
| | | isWaterPrimitiveCreated.value = false |
| | | destoryWaterPrimitive(); |
| | | EventBus.emit("hide-schemeInfo"); |
| | | } |
| | | </script> |